Home / 122,231.10-183,300.56-51,158.66

Finding the Fourth Proportional to 122,231.10, 183,300.56 and 51,158.66

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Solution

The fourth proportional to 122,231.10, 183,300.56 and 51,158.66 is: 76,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,231.10 : 183,300.56 = 51,158.66 : x
  2. Step 2: Convert to fraction form
    122,231.10/183,300.56 = 51,158.66/x
  3. Step 3: Cross multiply
    122,231.10x = 183,300.56 × 51,158.66
  4. Step 4: Simplify right side
    122,231.10x = 9,377,410,568.60
  5. Step 5: Solve for x
    x = 9,377,410,568.60/122,231.10
  6. Step 6: Final answer
    x = 76,718.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.